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Finding the Fourth Proportional to 230,361.44, 345,544.32 and 225,462.56

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Solution

The fourth proportional to 230,361.44, 345,544.32 and 225,462.56 is: 338,195.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,361.44 : 345,544.32 = 225,462.56 : x
  2. Step 2: Convert to fraction form
    230,361.44/345,544.32 = 225,462.56/x
  3. Step 3: Cross multiply
    230,361.44x = 345,544.32 × 225,462.56
  4. Step 4: Simplify right side
    230,361.44x = 77,907,306,980.66
  5. Step 5: Solve for x
    x = 77,907,306,980.66/230,361.44
  6. Step 6: Final answer
    x = 338,195.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.